common variants associated_with smoking quantity
Evidence from:
primary |
all sources
Evidence (1 sources)
A common genetic variant in the 15q24 nicotinic acetylcholine receptor gene cluster (CHRNA5-CHRNA3-CHRNB4) is associated with a reduced ability of women to quit smoking in pregnancy.
(2009)
PMID:19429911
cited
prior genome-wide association with smoking quantity (P = 6 × 10⁻²⁰)
confidence: 0.98